Finding the Fourth Proportional to 86,292.24, 129,272.44 and 62,224.44
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Solution
The fourth proportional to 86,292.24, 129,272.44 and 62,224.44 is: 93,217.02
Step by Step Solution
- Step 1: Write the proportion equation
86,292.24 : 129,272.44 = 62,224.44 : x - Step 2: Convert to fraction form
86,292.24/129,272.44 = 62,224.44/x - Step 3: Cross multiply
86,292.24x = 129,272.44 × 62,224.44 - Step 4: Simplify right side
86,292.24x = 8,043,905,186.43 - Step 5: Solve for x
x = 8,043,905,186.43/86,292.24 - Step 6: Final answer
x = 93,217.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.